申请人 |
SERGEI STEPANOVICH IVANCHEV, OLGA NIKOLAEVNA ROMANTSOVA EN BORIS DAVYDOVICH STOLIN ALLEN TE LENINGRAD, VLADIMIR IVANOVICH GUSEV, ANTONINA NIKOLAEVNA MUSATOVA, NAZIA NASYROVNA ABDULKHAKOVA, VIL NURMUKHAMETOVICH DIYAROV, DAMIR SALIMOVICH KARAMOV EN LERA KHADZIEVNA GILMANOVA ALLEN TE KAZAN, U.S.S.R. |
发明人 |
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